{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1a8be0efb5aafa68c5cd8e5cab7629ea557b8e7b7785662e280604cda424cb7c",
    "signature": "0x2ffc3385de728424ac28703b79fcee295cc3e38a1c0f64658537fad424bed32e218eb9c9a042a8e7208b7fb9f6b4b1e1fe98d12d7ff78c101d762f008e60c27f1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}